Home / 14,249.93-19,664.86-7,962.31

Finding the Fourth Proportional to 14,249.93, 19,664.86 and 7,962.31

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Solution

The fourth proportional to 14,249.93, 19,664.86 and 7,962.31 is: 10,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.93 : 19,664.86 = 7,962.31 : x
  2. Step 2: Convert to fraction form
    14,249.93/19,664.86 = 7,962.31/x
  3. Step 3: Cross multiply
    14,249.93x = 19,664.86 × 7,962.31
  4. Step 4: Simplify right side
    14,249.93x = 156,577,573.29
  5. Step 5: Solve for x
    x = 156,577,573.29/14,249.93
  6. Step 6: Final answer
    x = 10,987.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.